/// <reference types="./@types/howler" />
import { Howl, IHowlProperties } from 'howler';
/**
 * This class is a simple wrapper for howler.js<br />
 * Visit https://github.com/goldfire/howler.js#documentation for the original documentation
 */
declare class Sound extends Howl {
    constructor(properties: IHowlProperties | string);
}
declare const SoundGlobal: import("howler").HowlerGlobal;
/**
 * A class to manage a tracklist of background musics.
 * A default instance of `MusicManager` is available at `ig.music`
 */
declare class MusicManager {
    currentIndex: number;
    currentTrack: Sound;
    loop: boolean;
    random: boolean;
    tracks: Sound[];
    volume(...args: number[]): number | Sound;
    add(track: string | Sound): Sound;
    fadeOut(duration: number, id?: number): void;
    next(): void;
    pause(): void;
    play(): void;
    stop(): void;
}
export { Sound, SoundGlobal, MusicManager as Music };